212622142603 has 32 divisors (see below), whose sum is σ = 244799755200. Its totient is φ = 184026106368.

The previous prime is 212622142571. The next prime is 212622142639. The reversal of 212622142603 is 306241226212.

It is not a de Polignac number, because 212622142603 - 2⁵ = 212622142571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212622142003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10036300 + ... + 10057462.

It is an arithmetic number, because the mean of its divisors is an integer number (7649992350).

Almost surely, 2^212622142603 is an apocalyptic number.

212622142603 is a deficient number, since it is larger than the sum of its proper divisors (32177612597).

212622142603 is a wasteful number, since it uses less digits than its factorization.

212622142603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21488 (or 21462 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 212622142603 its reverse (306241226212), we get a palindrome (518863368815).

The spelling of 212622142603 in words is "two hundred twelve billion, six hundred twenty-two million, one hundred forty-two thousand, six hundred three".